The new left-wing party was created by Inigo Errejon, the co-founder of Podemos, which he left in January after a disagreement with leader Pablo Iglesias.
Spain will hold parliamentary elections on November 10, acting prime minister Pedro Sanchez said on Tuesday after failing to secure enough support to be confirmed as premier.
Spanish Socialists will give up trying to install their leader Pedro Sanchez as prime minister if he fails to win two investiture votes this month, a spokesman for the Spanish Socialist party said on Tuesday.
The Spanish parliament's governing body on Friday suspended the lawmaker rights of the four jailed Catalan members of parliament while they face trial over the region's failed 2017 independence bid.
Lord of the Rings actor Viggo Mortensen took up arms after Spanish far-right party Vox used the character of Aragorn in a promotional electoral campaign tweet.
Some claimed this was ironic in an election that has brought women's issues to the fore.
Watch Wednesday night's full episode of Your Call.